Surgical knife blade

- Sharpoint, Inc.
Description

FIG. 1 is a front elevational view of a first embodiment of a surgical knife blade or similar article showing our new design.

FIG. 2 is a top plan view of the first embodiment.

FIG. 3 is a bottom plan view of the first embodiment.

FIG. 4 is an end view thereof taken from the left of FIG. 1.

FIG. 5 is a cross sectional view taken along line 5--5 of FIG. 1.

FIG. 6 is an end view thereof taken from the right of FIG. 1.

FIG. 7 is a front elevational view of a second embodiment of the surgical knife blade.

FIG. 8 is a top plan view of the second embodiment shown in FIG. 7.

FIG. 9 is a bottom plan view of the second embodiment shown in FIG. 7.

FIG. 10 is an end view thereof taken from the left of FIG. 7.

FIG. 11 is a cross sectional view taken along line 11--11 of FIG. 7.

FIG. 12 is an end view thereof taken from the right of FIG. 7.

FIG. 13 is a front elevational view of a third embodiment of the surgical knife blade.

FIG. 14 is a top plan view of the third embodiment shown in FIG. 13.

FIG. 15 is a bottom plan view of the third embodiment shown in FIG. 13.

FIG. 16 is an end view thereof taken from the left of FIG. 13.

FIG. 17 is a cross sectional view taken along line 17--17 of FIG. 13.

FIG. 18 is an end view thereof taken from the right of FIG. 13.

FIG. 19 is a front elevational view of a fourth embodiment of the surgical knife blade.

FIG. 20 is a top plan view of the fourth embodiment shown in FIG. 19.

FIG. 21 is a bottom plan view of the fourth embodiment shown in FIG. 19.

FIG. 22 is an end view thereof taken from the left of FIG. 19.

FIG. 23 is a cross sectional view taken along line 23--23 of FIG. 19.

FIG. 24 is an end view thereof taken from the right of FIG. 19.

Referenced Cited
U.S. Patent Documents
D166172 March 1952 Bureau
777568 December 1904 Terryberry
3967377 July 6, 1976 Wells
Other references
  • Superior Manufacturing Co. Pamphlet, Item 105, Flat Chisel at center of page. American Safety Razor Company Catalog--Industrial Blades, effective date 2/1/77, p. A-17, Blade Illustrations. Fischer Scientific Catalog 81, .COPYRGT.1980, p. 271, Complete Set for Microsurgery Illustration at bottom of page, Scapel at left.
Patent History
Patent number: D282402
Type: Grant
Filed: Dec 22, 1982
Date of Patent: Jan 28, 1986
Assignee: Sharpoint, Inc. (Reading, PA)
Inventors: Friedrich W. Schmidt (Ephrata, PA), Lester W. Moll (Wyomissing Hills, PA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Stella M. Reid
Law Firm: Synnestvedt & Lechner
Application Number: 6/452,093
Classifications
Current U.S. Class: D24/29; D24/28; D24/30